ধাতুতত্বধাতুপত্ৰ

ধাতুদ্ৰাৱক (Assamese) [ Roman: dha.tu.dra.wok]
Contributed by: Mousumi Konwar on 2023-02-28
Ref: হেমকোষ - ১৫শ সংস্কৰণ (২০১৩ চন)
1. (Proper Noun-Neuter) a white, water-soluble powder or crystals, hydrated sodium borate, Na2B4O7•10H2O, occurring naturally or obtained from naturally occurring borates; tincal: used as a flux, cleansing agent, in the manufacture of glass, porcelain, and enamel, and in tanning. এবিধ আকৰত পোৱা বগা খাৰৰ গুণ থকা বস্তু, তাৰ দ্বাৰা ধাতু জনা যায়